Home / 147,559,711.48-203,650,355.57-85,680,048.22

Finding the Fourth Proportional to 147,559,711.48, 203,650,355.57 and 85,680,048.22

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Solution

The fourth proportional to 147,559,711.48, 203,650,355.57 and 85,680,048.22 is: 118,248,891.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,559,711.48 : 203,650,355.57 = 85,680,048.22 : x
  2. Step 2: Convert to fraction form
    147,559,711.48/203,650,355.57 = 85,680,048.22/x
  3. Step 3: Cross multiply
    147,559,711.48x = 203,650,355.57 × 85,680,048.22
  4. Step 4: Simplify right side
    147,559,711.48x = 17,448,772,284,320,220
  5. Step 5: Solve for x
    x = 17,448,772,284,320,220/147,559,711.48
  6. Step 6: Final answer
    x = 118,248,891.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.